{"id":"CVE-2021-33194","aliases":["BIT-golang-2021-33194","DEBIAN-CVE-2021-33194","EUVD-2022-3094","GHSA-83g2-8m93-v3w7","GO-2021-0238","UBUNTU-CVE-2021-33194","USN-8089-2","USN-8089-3"],"status":"published","title":"golang.org/x/net/html Infinite Loop vulnerability","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.07492,"percentile":0.94557,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-835"],"published":"2021-05-26T14:49:46Z","modified":"2026-10-24T10:50:41Z","fixes":[{"ecosystem":"Go","package":"golang.org/x/net","fixed_in":["0.0.0-20210520170846-37e1c6afe023"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"golang","fixed_in":["1.15.12","1.16.4"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"golang-golang-x-net","fixed_in":["1:0.0+git20210119.5f4716e+dfsg-4"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"golang-golang-x-net","fixed_in":["1:0.0+git20210119.5f4716e+dfsg-4"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"golang-golang-x-net","fixed_in":["1:0.0+git20210119.5f4716e+dfsg-4"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"lxd","fixed_in":["3.0.3-0ubuntu1~18.04.2+esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"golang-golang-x-net-dev","fixed_in":["1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"golang-golang-x-net-dev","fixed_in":["1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"golang-golang-x-net-dev","fixed_in":["1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"juju-core","fixed_in":["2.3.7-0ubuntu0.16.04.1+esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"lxd","fixed_in":["2.0.11-0ubuntu1~16.04.4+esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"adsys","fixed_in":["0.9.2~20.04.2ubuntu0.1+esm1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"golang.org/x/net","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.0-20210520170846-37e1c6afe023"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"golang","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.15.12"},{"introduced":"1.16.0"},{"fixed":"1.16.4"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"golang-golang-x-net","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20210119.5f4716e+dfsg-4"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"golang-golang-x-net","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20210119.5f4716e+dfsg-4"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"golang-golang-x-net","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20210119.5f4716e+dfsg-4"}]}]},{"source":"osv","ecosystem":"Go","package":"golang.org/x/net","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20210520170846-37e1c6afe023"}]}]},{"source":"osv","ecosystem":"Go","package":"golang.org/x/net","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20210520170846-37e1c6afe023"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"lxd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.3-0ubuntu1~18.04.2+esm2"}]}],"versions":["2.18-0ubuntu6","2.19-0ubuntu1","2.20-0ubuntu3","2.20-0ubuntu4","2.21-0ubuntu1","2.21-0ubuntu2","2.21-0ubuntu3","2.21-0ubuntu4","3.0.0~beta2-0ubuntu3","3.0.0~beta3-0ubuntu3","3.0.0~beta5-0ubuntu2","3.0.0~beta7-0ubuntu1","3.0.0-0ubuntu1","3.0.0-0ubuntu2","3.0.0-0ubuntu3","3.0.0-0ubuntu4","3.0.1-0ubuntu1~18.04.1","3.0.2-0ubuntu1~18.04.1","3.0.3-0ubuntu1~18.04.1","3.0.3-0ubuntu1~18.04.2","3.0.3-0ubuntu1~18.04.2+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"golang-golang-x-net-dev","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2"}]}],"versions":["1:0.0+git20190811.74dc4d7+dfsg-1","1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"golang-golang-x-net-dev","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2"}]}],"versions":["0.0+git20150226.3d87fd6-3","0.0+git20151007.b846920+dfsg-1","1:0.0+git20150817.66f0418-1","1:0.0+git20160110.4fd4a9f-1","1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"golang-golang-x-net-dev","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2"}]}],"versions":["1:0.0+git20170629.c81e7f2+dfsg-1ubuntu1","1:0.0+git20170629.c81e7f2+dfsg-1ubuntu2","1:0.0+git20170629.c81e7f2+dfsg-2","1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"golang-golang-x-net-dev","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2"}]}],"versions":["1:0.0+git20190811.74dc4d7+dfsg-1","1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"juju-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.7-0ubuntu0.16.04.1+esm2"}]}],"versions":["1.24.6-0ubuntu3","1.25.0-0ubuntu1","1.25.0-0ubuntu2","1.25.0-0ubuntu3","2.0~beta4-0ubuntu2","2.0~beta6-0ubuntu1.16.04.1","2.0~beta7-0ubuntu1.16.04.1","2.0~beta12-0ubuntu1.16.04.1","2.0~beta15-0ubuntu2.16.04.1","2.0.0-0ubuntu0.16.04.2","2.0.2-0ubuntu0.16.04.1","2.0.2-0ubuntu0.16.04.2","2.3.1-0ubuntu0.16.04.1","2.3.2-0ubuntu0.16.04.1","2.3.7-0ubuntu0.16.04.1","2.3.7-0ubuntu0.16.04.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"lxd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.11-0ubuntu1~16.04.4+esm2"}]}],"versions":["0.20-0ubuntu4","0.21-0ubuntu3","0.21-0ubuntu5","0.22-0ubuntu1","0.22-0ubuntu2","0.23-0ubuntu1","0.23-0ubuntu2","0.23-0ubuntu3","0.24-0ubuntu2","0.24-0ubuntu3","0.24-0ubuntu4","0.25-0ubuntu1","0.26-0ubuntu2","0.26-0ubuntu3","0.27-0ubuntu1","0.27-0ubuntu2","2.0.0~beta1-0ubuntu3","2.0.0~beta1-0ubuntu4","2.0.0~beta2-0ubuntu1","2.0.0~beta2-0ubuntu2","2.0.0~beta3-0ubuntu1","2.0.0~beta3-0ubuntu2","2.0.0~beta3-0ubuntu3","2.0.0~beta3-0ubuntu4","2.0.0~beta4-0ubuntu1","2.0.0~beta4-0ubuntu2","2.0.0~beta4-0ubuntu3","2.0.0~beta4-0ubuntu4","2.0.0~beta4-0ubuntu5","2.0.0~beta4-0ubuntu6","2.0.0~beta4-0ubuntu7","2.0.0~rc1-0ubuntu1","2.0.0~rc1-0ubuntu2","2.0.0~rc1-0ubuntu3","2.0.0~rc2-0ubuntu2","2.0.0~rc2-0ubuntu3","2.0.0~rc3-0ubuntu1","2.0.0~rc3-0ubuntu2","2.0.0~rc3-0ubuntu3","2.0.0~rc3-0ubuntu4","2.0.0~rc4-0ubuntu1","2.0.0~rc5-0ubuntu1","2.0.0~rc6-0ubuntu1","2.0.0~rc6-0ubuntu2","2.0.0~rc7-0ubuntu1","2.0.0~rc7-0ubuntu2","2.0.0~rc8-0ubuntu1","2.0.0~rc8-0ubuntu2","2.0.0~rc8-0ubuntu3","2.0.0~rc8-0ubuntu5","2.0.0~rc8-0ubuntu6","2.0.0~rc8-0ubuntu7","2.0.0~rc9-0ubuntu2","2.0.0~rc9-0ubuntu3","2.0.0~rc9-0ubuntu4","2.0.0~rc9-0ubuntu5","2.0.0-0ubuntu1","2.0.0-0ubuntu2","2.0.0-0ubuntu3","2.0.0-0ubuntu4","2.0.1-0ubuntu1~16.04.1","2.0.2-0ubuntu1~16.04.1","2.0.3-0ubuntu1~ubuntu16.04.2","2.0.4-0ubuntu1~ubuntu16.04.1","2.0.5-0ubuntu1~ubuntu16.04.1","2.0.8-0ubuntu1~ubuntu16.04.1","2.0.8-0ubuntu1~ubuntu16.04.2","2.0.9-0ubuntu1~16.04.1","2.0.9-0ubuntu1~16.04.2","2.0.10-0ubuntu1~16.04.1","2.0.10-0ubuntu1~16.04.2","2.0.11-0ubuntu1~16.04.2","2.0.11-0ubuntu1~16.04.4","2.0.11-0ubuntu1~16.04.4+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"lxd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.3-0ubuntu1~18.04.2+esm2"}]}],"versions":["2.18-0ubuntu6","2.19-0ubuntu1","2.20-0ubuntu3","2.20-0ubuntu4","2.21-0ubuntu1","2.21-0ubuntu2","2.21-0ubuntu3","2.21-0ubuntu4","3.0.0~beta2-0ubuntu3","3.0.0~beta3-0ubuntu3","3.0.0~beta5-0ubuntu2","3.0.0~beta7-0ubuntu1","3.0.0-0ubuntu1","3.0.0-0ubuntu2","3.0.0-0ubuntu3","3.0.0-0ubuntu4","3.0.1-0ubuntu1~18.04.1","3.0.2-0ubuntu1~18.04.1","3.0.3-0ubuntu1~18.04.1","3.0.3-0ubuntu1~18.04.2","3.0.3-0ubuntu1~18.04.2+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"adsys","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.2~20.04.2ubuntu0.1+esm1"}]}],"versions":["0.8~22.04","0.9.2~20.04","0.9.2~20.04.1","0.9.2~20.04.2","0.9.2~20.04.2ubuntu0.1"]}],"products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"golang","product":"go"}],"references":[{"url":"https://groups.google.com/g/golang-announce/c/wPunbCPkWUg","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","web","advisory","report"]},{"url":"https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","web","fix"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33194","tags":["advisory"]},{"url":"https://go.dev/cl/311090","tags":["web","fix"]},{"url":"https://go.dev/issue/46288","tags":["web","report"]},{"url":"https://go.googlesource.com/net/+/37e1c6afe02340126705deced573a85ab75209d7","tags":["web","fix"]},{"url":"https://pkg.go.dev/vuln/GO-2021-0238","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM","tags":["web"]},{"url":"https://github.com/advisories/GHSA-83g2-8m93-v3w7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-33194","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-33194","tags":["report"]},{"url":"https://groups.google.com/g/golang-dev/c/28x0nthP-c8/m/KqWVTjsnBAAJ","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-33194","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8089-2","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-8089-3","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-27664","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-41723","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-3978","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2025-22872","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2025-47911","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2025-58190","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T14:49:46Z","modified":"2024-08-03T23:42:20.297Z","updated_at":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2022-3094","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T14:49:46Z","modified":"2024-08-03T23:42:20Z","updated_at":"2026-11-03T03:24:34.73748Z"}],"ghsa":[{"id":"GHSA-83g2-8m93-v3w7","title":"golang.org/x/net/html Infinite Loop vulnerability","description":"Go through 1.15.12 and 1.16.x through 1.16.4 has a golang.org/x/net/html infinite loop via crafted ParseFragment input.","status":"published","published":"2022-05-24T19:03:21Z","modified":"2024-05-20T20:30:54Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:37:50.750599Z"}],"nvd":[{"id":"CVE-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T15:15:08.217Z","modified":"2026-06-17T03:54:20.09Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:06:53.987491Z"}],"osv":[{"id":"CVE-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T15:15:08.217Z","modified":"2026-10-24T10:50:41.729072517Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:19.793849Z"},{"id":"DEBIAN-CVE-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T15:15:08.217Z","modified":"2026-10-23T18:03:59.395142745Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:35.233346Z"},{"id":"GHSA-83g2-8m93-v3w7","title":"golang.org/x/net/html Infinite Loop vulnerability","description":"Go through 1.15.12 and 1.16.x through 1.16.4 has a golang.org/x/net/html infinite loop via crafted ParseFragment input.","status":"published","published":"2022-05-24T19:03:21Z","modified":"2026-09-10T03:49:20.895675199Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:46:41.732368Z"},{"id":"UBUNTU-CVE-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2021-05-26T15:15:00Z","modified":"2026-04-08T13:45:02.235526187Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:27.332852Z"},{"id":"BIT-golang-2021-33194","description":"golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.","status":"published","published":"2024-03-06T11:05:26.46Z","modified":"2024-03-06T11:25:28.861Z","updated_at":"2026-11-02T15:28:30.70064Z"},{"id":"GO-2021-0238","title":"Infinite loop when parsing inputs in golang.org/x/net/html","description":"An attacker can craft an input to ParseFragment that causes it to enter an infinite loop and never return.","status":"published","published":"2022-02-17T17:33:43Z","modified":"2026-02-04T04:07:26.699006Z","updated_at":"2026-11-02T15:47:00.604718Z"},{"id":"USN-8089-2","title":"golang-golang-x-net-dev vulnerabilities","description":"USN-8089-1 fixed vulnerabilities in Go Networking. This update provides\nthe corresponding update to code vendored in golang-golang-x-net-dev.\n\nOriginal advisory details:\n\n Bahruz Jabiyev, Tommaso Innocenti, Anthony Gavazzi, Steven Sprecher, and\n Kaan Onarlioglu discovered that servers using Go Networking could hang\n during shutdown if preempted by a fatal error. An attacker could possibly\n use this to cause a denial of service. This issue only affected Ubuntu\n 22.04 LTS. (CVE-2022-27664)\n\n Arpad Ryszka and Jakob Ackermann discovered that a maliciously crafted\n stream could cause excessive CPU usage in Go Networking's HPACK decoder. An\n attacker could possibly use this to cause a denial of service. This issue\n only affected Ubuntu 22.04 LTS. (CVE-2022-41723)\n\n Mohammad Thoriq Aziz discovered that Go Networking did not properly\n sanitize some text nodes. An attacker could possibly use this to execute\n arbitrary code. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-3978)\n\n Sean Ng discovered an error in Go Networking's HTML tag handling. An\n attacker could possibly use this to cause a denial of service.\n (CVE-2025-22872)\n\n Guido Vranken and Jakub Ciolek discovered that a maliciously crafted HTML\n document could exhaust system resources on servers using Go Networking. An\n attacker could possibly use this to cause a denial of service.\n (CVE-2025-47911)\n\n Guido Vranken discovered that a maliciously crafted HTML document could put\n servers using Go Networking into an infinite loop. An attacker could\n possibly use this to cause a denial of service. (CVE-2025-58190)","status":"published","published":"2026-03-31T17:13:10Z","modified":"2026-06-25T13:32:31.802546075Z","updated_at":"2026-11-02T16:58:22.951676Z"},{"id":"USN-8089-3","title":"adsys, juju-core, lxd vulnerabilities","description":"USN-8089-1 fixed vulnerabilities in Go Networking. This update provides\nthe corresponding update to code vendored in LXD, ADSys, and Juju Core.\n\nOriginal advisory details:\n\n Bahruz Jabiyev, Tommaso Innocenti, Anthony Gavazzi, Steven Sprecher, and\n Kaan Onarlioglu discovered that servers using Go Networking could hang\n during shutdown if preempted by a fatal error. An attacker could possibly\n use this to cause a denial of service. This issue only affected Ubuntu\n 22.04 LTS. (CVE-2022-27664)\n\n Arpad Ryszka and Jakob Ackermann discovered that a maliciously crafted\n stream could cause excessive CPU usage in Go Networking's HPACK decoder. An\n attacker could possibly use this to cause a denial of service. This issue\n only affected Ubuntu 22.04 LTS. (CVE-2022-41723)\n\n Mohammad Thoriq Aziz discovered that Go Networking did not properly\n sanitize some text nodes. An attacker could possibly use this to execute\n arbitrary code. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-3978)\n\n Sean Ng discovered an error in Go Networking's HTML tag handling. An\n attacker could possibly use this to cause a denial of service.\n (CVE-2025-22872)\n\n Guido Vranken and Jakub Ciolek discovered that a maliciously crafted HTML\n document could exhaust system resources on servers using Go Networking. An\n attacker could possibly use this to cause a denial of service.\n (CVE-2025-47911)\n\n Guido Vranken discovered that a maliciously crafted HTML document could put\n servers using Go Networking into an infinite loop. An attacker could\n possibly use this to cause a denial of service. (CVE-2025-58190)","status":"published","published":"2026-04-07T18:46:33Z","modified":"2026-06-25T13:32:31.726432845Z","updated_at":"2026-11-02T16:58:22.951676Z"}]}}